import json

from .utils import get_local_time
from .constants import INITIAL_BOOT_MESSAGE, INITIAL_BOOT_MESSAGE_SEND_MESSAGE_THOUGHT, INITIAL_BOOT_MESSAGE_SEND_MESSAGE_FIRST_MSG, MESSAGE_SUMMARY_WARNING_STR


def get_initial_boot_messages(version='startup'):

    if version == 'startup':
        initial_boot_message = INITIAL_BOOT_MESSAGE
        messages = [
            {"role": "assistant", "content": initial_boot_message},
        ]

    elif version == 'startup_with_send_message':
        messages = [
            # first message includes both inner monologue and function call to send_message
            {
                "role": "assistant",
                "content": INITIAL_BOOT_MESSAGE_SEND_MESSAGE_THOUGHT,
                "function_call": {
                    "name": "send_message",
                    "arguments": "{\n  \"message\": \"" + f"{INITIAL_BOOT_MESSAGE_SEND_MESSAGE_FIRST_MSG}" + "\"\n}"
                }
            },
            # obligatory function return message
            {
                "role": "function",
                "name": "send_message",
                "content": package_function_response(True, None)
            }
        ]

    elif version == 'startup_with_send_message_gpt35':
        messages = [
            # first message includes both inner monologue and function call to send_message
            {
                "role": "assistant",
                "content": "*inner thoughts* Still waiting on the user. Sending a message with function.",
                "function_call": {
                    "name": "send_message",
                    "arguments": "{\n  \"message\": \"" + f"Hi, is anyone there?" + "\"\n}"
                }
            },
            # obligatory function return message
            {
                "role": "function",
                "name": "send_message",
                "content": package_function_response(True, None)
            }
        ]

    else:
        raise ValueError(version)

    return messages


def get_heartbeat(reason='Automated timer', include_location=False, location_name='San Francisco, CA, USA'):

    # Package the message with time and location
    formatted_time = get_local_time()
    packaged_message = {
        "type": 'heartbeat',
        "reason": reason,
        "time": formatted_time,
    }

    if include_location:
        packaged_message["location"] = location_name

    return json.dumps(packaged_message)


def get_login_event(last_login='Never (first login)', include_location=False, location_name='San Francisco, CA, USA'):

    # Package the message with time and location
    formatted_time = get_local_time()
    packaged_message = {
        "type": 'login',
        "last_login": last_login,
        "time": formatted_time,
    }

    if include_location:
        packaged_message["location"] = location_name

    return json.dumps(packaged_message)


def package_user_message(user_message, time=None, include_location=False, location_name='San Francisco, CA, USA'):

    # Package the message with time and location
    formatted_time = time if time else get_local_time()
    packaged_message = {
        "type": 'user_message',
        "message": user_message,
        "time": formatted_time,
    }

    if include_location:
        packaged_message["location"] = location_name

    return json.dumps(packaged_message)

def package_function_response(was_success, response_string, timestamp=None):

    formatted_time = get_local_time() if timestamp is None else timestamp
    packaged_message = {
        "status": 'OK' if was_success else 'Failed',
        "message": response_string,
        "time": formatted_time,
    }

    return json.dumps(packaged_message)


def package_summarize_message(summary, summary_length, hidden_message_count, total_message_count, timestamp=None):

    context_message = \
        f"Note: prior messages ({hidden_message_count} of {total_message_count} total messages) have been hidden from view due to conversation memory constraints.\n" \
        + f"The following is a summary of the previous {summary_length} messages:\n {summary}"

    formatted_time = get_local_time() if timestamp is None else timestamp
    packaged_message = {
        "type": 'system_alert',
        "message": context_message,
        "time": formatted_time,
    }

    return json.dumps(packaged_message)


def package_summarize_message_no_summary(hidden_message_count, timestamp=None, message=None):
    """Add useful metadata to the summary message"""

    # Package the message with time and location
    formatted_time = get_local_time() if timestamp is None else timestamp
    context_message = message if message else \
        f"Note: {hidden_message_count} prior messages with the user have been hidden from view due to conversation memory constraints. Older messages are stored in Recall Memory and can be viewed using functions."
    packaged_message = {
        "type": 'system_alert',
        "message": context_message,
        "time": formatted_time,
    }

    return json.dumps(packaged_message)


def get_token_limit_warning():

    formatted_time = get_local_time()
    packaged_message = {
        "type": 'system_alert',
        "message": MESSAGE_SUMMARY_WARNING_STR,
        "time": formatted_time,
    }

    return json.dumps(packaged_message)